diff --git a/mex/CMakeLists.txt b/mex/CMakeLists.txt
index 66bb1675d..2a1a66543 100644
--- a/mex/CMakeLists.txt
+++ b/mex/CMakeLists.txt
@@ -9,7 +9,7 @@ if (NOT BUILD_MEX)
     return()
 endif()
 
-include(${CMAKE_SOURCE_DIR}/cmake/matlab.cmake REQUIRED)
+include(matlab.cmake REQUIRED)
 
 option(BUILD_MEX_TESTS "Build matlab mex tests" ON)
 
diff --git a/cmake/matlab.cmake b/mex/matlab.cmake
similarity index 100%
rename from cmake/matlab.cmake
rename to mex/matlab.cmake